General Studies · Powder Metallurgy
Which of the following statements is correct about powder metallurgy?
- 1Pre-sintering means the process of converting loose powder into a green compact.
- 2Sintering is carried out at a temperature exactly equal to the melting point of the material being sintered.
- 3Sintering is carried out at a substantially high temperature but below the melting point of the principal material being sintered.✓
- 4Compacting is the process of heating green compact below the sintering temperature.
Correct answer
Sintering is carried out at a substantially high temperature but below the melting point of the principal material being sintered.
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